Common problems and Solutions for Daytime running lights(part 2)

2, daytime running lamps often on automatically?

Daytime running lights are on when auto ignition switch is off. We should check the follows: check the wiring harness is connected to the black line ( wire harness black lines connected to the ignition switch output end).

3, open the switch, the daytime driving lights cannot be closed? 

1) The open and bright lamp, daytime driving lights cannot be closed. Using a multimeter to check NUMPLATE light switch output end if there is a 10~30V power supply voltage output. Voltage output and normal, to be junction and connected firmly, no voltage output, should check NUMPLATE light switch and the power supply circuit is normal.

2) the open and bright, daytime running lamp cannot close

Remove the gray line, the grey line connected to the vehicle battery positive electrode, daytime running lights close view. DRL can close, then gray line no firm to mounting; daytime driving lights cannot be closed, replace the Daytime running light wiring harness.

3) to open the switch, wherein a daytime running lights cannot be closed replacement cannot close the Daytime running lights, xenon switch open, check after replacing the DRL is normally closed, can not be closed, will be replacing the wiring harness.

4) To open the switch, wherein daytime running lamps within two or three LED lights cannot be closed to be replaced cannot close the DRL.